Loading and parsing CSV data

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Loading and parsing CSV data

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Last edited Mar 21, 2022

Created on Mar 18, 2022

This example demonstrates how to load and parse a CSV file using D3’s `d3.csv` method, then displays basic dataset statistics in a large-format `<pre>` element. It shows the file size in kilobytes, the total row count, and the number of columns from the parsed data. The visualization uses the D3 v7 library, fetching data from a GitHub Gist URL containing named CSS colors. The code formats the raw data with `d3.csvFormat` to compute its size and accesses the parsed array’s `length` and `columns` properties to populate the text output.

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A bare minimum HTML page demonstrating use of CSS and JavaScript.

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